Jules-Louis Breton (1872-1940).
Jules-Louis Breton (1 April 1872 – 2 August 1940) was a chemist-inventor and a French politician. He was a representative of the French Assembly, and the proponent of the Breton-Pretot machine, a wire-cutting armoured vehicle developed in France from November 1914. The vehicle was developed with M. Pretot, engineer.
Breton was born in Courrières, Pas-de-Calais. He was a Socialist with Anarchist tendencies, and as a Natalist, endeavoured to giving more freedom to women.
During World War I he was France's Undersecretary of State for Inventions. and later founded and directed the National Research and Invention Ministry.
He was also Minister of Hygiene under President Millerand in 1920.